CAPE Environmental Science Unit 1 · 2013 · Paper 2 · Question 2(a)
Outline the role played by natural selection in the evolution and adaptation of a species.
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- 2(b)(i)State THREE deductions that can be drawn from Figure 2.[3 marks]
- 2(b)(ii)Using data values from Figure 2, determine which two anthropogenic activities combined have the HIGHEST impact on the terrestrial ecosystem.[2 marks]
- 2(b)(iii)Explain why the discharge of untreated sewage into aquatic ecosystems should NOT be encouraged.[6 marks]
- 2(c)Provide an explanation for the distribution pattern of fish shown across the pH gradient in Figure 3.[6 marks]
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